Hi

You can choose any of PCMB or PCM. Choosing both maths and biology can be difficult to manage in PCMB so if you don't want to get into medical field then no need to go for PCMB, you can go for PCM and will be eligible for all the three i. e Army, Airforce & navy wing of NDA. So, take your time and then decide .

For reference,

NDA eligibility criteria is given below:-

-------------) Qualification required :-

• For army :- you need educational  qualification of 10 + 2 in any stream .

• For navy and Airforce :- you need qualifucation of 10 + 2 with Physics and Maths .

  Recommended

††† 12th board examination of appearing students are also provisionally eligible

-------------) You must be  in the age group of

• Between 15.5 and 18.5  years while filling the NDA application form

• Between 16.5 and 19.5 years at the time of joining after qualifying NDA

-------------) Earlier for nda only boys were eligible but now, girls are also eligible for Army in nda . For details on this refer:- https://news.careers360.com/nda-2021-sc-allows-women-appear-in-national-defence-academy-exam-slams-army-for-gender-discrimination

-------------) You must be unmarried.

-------------) Nationality

For details you can visit our page, the link for the same is provided below

https://competition.careers360.com/articles/nda-eligibility-criteria

>>>>> Selection process

The selection process consist of 2 stages :-

* Qualify the written examination :- it consist of 2 papers :-

• Mathematics

• General Ability Test

You get 2 hours and 30 minutes for each paper.

*SSB interview :- If you clear written examination then you will called for a 5 day SSB interview

If you clear SSB interview then you will have you to go through medicals to check your fitness if you clear the medicals as well then congratulations you are in.

Thank you